Happy-faced spiders (theridion grallator) appear in four different forms, but they are still considered individuals of the same species. what could be the appropriate justification for this?

look at this it will give you up to 17 answers  

i guess because there isn't enough love going around. < 3

carbon traps heat so more of it makes it hotter causing global warming. during the ice age carbon levels in the atmosphere were low so it got very cold. so the common things between them is carbon levels in the atmosphere.